Seagate ST32151N/W/WC Computer Drive User Manual


 
J1-DC Power
J1
68 Pin SCSI I/O
Connector
Drive
HDA
Rear
SCSI ID = 8
SCSI ID = 9
SCSI ID = 10
SCSI ID = 11
SCSI ID = 12
SCSI ID = 13
SCSI ID = 14
SCSI ID = 15
A
3
A
2
A
1
SCSI ID = 0
SCSI ID = 1
SCSI ID = 2
SCSI ID = 3
SCSI ID = 4
SCSI ID = 5
SCSI ID = 6
SCSI ID = 7
A
0
J1-Auxiliary
Pin 1A
4P 3P2P 1P
PCB
Pin 1
+5V
Ground
1197531
Host Alternate 
Usage Plug:
Ground
8642
Optional connections to switching 
circuits in host equipment to 
establish drive ID. Pins 2, 4, 6, 
and 8 are driven low for 250 ms 
after PWR ON and reset to
allow jumper selectable SCSI ID.
Dashed area is optional host circuitry (external to the drive)
connected to host supplied optional usage plug.
+5V
N.C.
Hawk 2XL Family Installation Guide, Rev. C 19
_______________________________________________________________________________________________________________________
Figure 3c. Model "W" drive ID select and LED
connection
W drives